Car and Driver claimed that GM and Chrysler were ordered out of NASCAR by the White House by the end of 2009 in order to receive any more government loans. There are press releases about this short-lived prank which received controversial feedback.

The Swiss Tourism Board has announced that volunteers were desperately needed, The Association of Mountain Cleaners "makes sure that our holiday guests can always enjoy perfect mountains. Using brooms, brushes, water and muscle power, they clean the rocks of any bird droppings."

This year Gmail produced a new autopilot feature for April 1, 2009 which can read your email and automatically respond to every message.

BMW released its new Magnetic Tow Technology which allows your BMW to magnetically attach to the vehicle ahead of you. This enhanced technology allows the driver to remove their foot from the gas pedal and turn off the motor.

The Guardian proposed its move to Twitter , which would allow the newspaper to fit its article content into 140 character messages or “tweets”. Included in this venture was the archiving of past events reported by The Guardian, such as, "1927 OMG first successful transatlantic air flight wow, pretty cool! Boring day otherwise *sigh*"

Google 's technological break through for April Fool's day was CADIE, (Cognitive Autoheuristic Distributed-Intelligence Entity). By extracting internet search patterns combined with Brain Search, a part of CADIE technology, Google can now search your thoughts and memories.

Wikipedia even fooled Fox News who claimed that "every item on the home page of the user-generated site Wikipedia is fake. The featured Wikipedia article regaled the "Museum of Bad Art" in Boston." However, each item on the main page was based on reality — even news articles such as NASA reports a shower of diamonds over the Republic of Sudan, which was based on a meteorite which passed over Sudan whose fragments did reveal diamonds upon discovery.

The Conficker Internet worm had been in the news warning of a worst case scenario when computers worldwide would be affected by the virus. Even the chief security adviser for Microsoft , Ed Gibson, didn't want to make any predictions about what would happen. Experts just knew that it was set to go off on April 1. Several anomalous happenings were attributed to Conficker including Leroy "Mac" MacElrie who claimed to be the programmer of the Conficker worm and turned himself in to police.

Hotels.com ran an advertisement offering hotel room bookings on the moon which would be offered on European websites starting at £800 a night.

Qualcomm ingeniously revealed a new wireless networking technology called wireless convergence. Making use of the flight patterns of pigeons. They then use innovative solutions to converge the birds with wolves to protect the internal improvements.

Media outlets were not the only ones pulling pranks. Gaming websites across the internet Blizzard, Joystiq, and affiliates posted reviews and announcements of games with tongue in cheek. YouTube offered viewers a unique April Fool's experience as videos were offered upside down. In Ireland, U2 fans received a U2opia concert on a shopping centre roof top concert rather than the real thing.

Information from: Wikinews, http://www.wikinews.org